PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/05-23:12:50
G01     82.4           32.8                8.8 +/-    1.52      14.5 +/-    1.52  0.040 / 0.040
G07     130.9          35.4               11.0 +/-    0.68      17.3 +/-    0.68  0.040 / 0.040
G11     60.3           36.0                9.6 +/-    0.86      15.0 +/-    0.86  0.110 / 0.120
G13     286.5          38.1               11.5 +/-    1.78      17.2 +/-    1.78  0.140 / 0.120
G15     310.4          12.7                7.7 +/-    1.75      20.3 +/-    1.75  0.050 / 0.070
G17     218.9          61.9               10.9 +/-    1.32      12.2 +/-    1.32  0.060 / 0.060
G18     54.7           20.4                8.2 +/-    3.45      17.8 +/-    3.45  0.070 / 0.090
G19     217.2          32.4               10.7 +/-    1.79      17.9 +/-    1.79  0.070 / 0.070
G28     353.6          61.6                9.2 +/-    0.75      10.4 +/-    0.75  0.160 / 0.230
G30     121.2          71.0               10.7 +/-    0.93      11.2 +/-    0.93  0.080 / 0.230